﻿// (c) Copyright Damian Mehers http://damianblog.com/
// This source is subject to the Microsoft Public License.
// See http://www.microsoft.com/resources/sharedsource/licensingbasics/sharedsourcelicenses.mspx.
// All other rights reserved.

using System;
using System.Diagnostics;
using System.Runtime.InteropServices;
using System.Text;
using System.IO;

namespace MceFM.Last {
  public class Util {

    public static Process FindMediaCenterProcess() {
      // Could be more than one if an extender is running too
      foreach (Process process in Process.GetProcessesByName("ehshell")) {
        if (process.SessionId == Process.GetCurrentProcess().SessionId) {
          return process;
        }
      }
      return null;
    }

    public static bool IsWindowsMediaPlayerRunning() {
      foreach (Process process in Process.GetProcessesByName("wmplayer")) {
        if (process.SessionId == Process.GetCurrentProcess().SessionId) {
          return true;
        }
      }
      return false;
    }


    public static bool IsMediaCenterForeground() {
      Process mediaCenterProcess = FindMediaCenterProcess();
      return mediaCenterProcess == null ? false : mediaCenterProcess.MainWindowHandle == GetForegroundWindow();
    }

    public static string ToHexString(byte[] bytes) {
      StringBuilder sb = new StringBuilder(bytes.Length*2);
      foreach(byte b in bytes) {
        sb.AppendFormat("{0:x2}", b);
      }
      return sb.ToString();
    }

    static readonly int port = 2792;

    static string basePath = "MceFM";

    static Util() {
      // If we are running on an extender 
      if (Environment.UserName.StartsWith("Mcx")) {
        basePath += "/" + Environment.UserName;
      } else {
        basePath += "/" + "Main";
      }
    }

    public static string GetTraceFileName() {
      return string.Format("{0}MceFM_{1}.log", Path.GetTempPath(), Process.GetCurrentProcess().Id);
    }


    public static string LocalBaseUrl {
      get {
        return string.Format("http://localhost:{0}/{1}/", port, basePath);
      }
    }


    public static string ServerStartUrl {
      get {
        return string.Format("http://+:{0}/{1}/", port, basePath);
      }
    }


    public static int Port {
      get {
        return port;
      }
    }


    public static string BasePath {
      get {
        return basePath;
      }
    }

    [DllImport("user32.dll")]
    static extern IntPtr GetForegroundWindow();
  }
}